Registration number (WIID)Project No.TitleStatus
1059ISO/WD 331Coal — Determination of moisture in the analysis sample — Direct gravimetric methodIzstrādē
1851ISO/WD 335Hard coal — Determination of caking power — Roga testIzstrādē
41409ISO/WD 5072Hard coals, brown coals and lignites — Determination of true relative density and apparent relative densityIzstrādē
2762ISO/WD 602Coal — Determination of mineral matterIzstrādē
83415ISO/WD 7404-2Methods for the petrographic analysis of coals — Part 2: Methods of preparing coal samplesIzstrādē
83416ISO/WD 7404-3Methods for the petrographic analysis of coals — Part 3: Method of determining maceral group compositionIzstrādē
83414ISO/WD 7404-5Methods for the petrographic analysis of coals — Part 5: Method of determining microscopically the reflectance of vitriniteIzstrādē
Displaying 241-247 of 247 results.